The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 155
Malacca Fruits. 143 is a transparent pulp surrounding the seeds. The calyx andstigma are both permanent till the fruit is ripe. … There are three other kinds of fruit, probably of the samegenus, viz. The Duku {fig. 41.) is an egg-shaped fruit, about the sizeof an apricot, and in flavour little inferior to the mangosteen.